# Best Cash ISA Accounts _CompareFairly · en/GB · neutral comparison, cited sources, no paid placement_ **Category:** finance › savings › isa › cash isa **Our pick**: Principality Building Society 1 Year Fixed Rate Cash ISA (57/100) · **Cheapest**: Principality Building Society 1 Year Fixed Rate Cash ISA ## Comparison table | Criterion | Principality Building Society 1 Year Fixed Rate Cash ISA | Leeds Building Society 1 Year Fixed Rate Cash ISA | Skipton Building Society 1 Year Fixed Rate Cash ISA | Virgin Money 1 Year Fixed Rate Cash ISA Saver | Kent Reliance 1 Year Fixed Rate Cash ISA | Coventry Building Society 1 Year Fixed Rate Cash ISA | | --- | --- | --- | --- | --- | --- | --- | | Interest Rate (%) | 4.6 | 4.6 | 4.5 | 4.6 | 4.8 | 4.6 | | Fixed Rate | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | | Tax Status | ISA Eligible | ISA Eligible | ISA Eligible | ISA Eligible | ISA Eligible | ISA Eligible | | App Availability | Basic App | Basic App | Basic App | Full Featured App | Basic App | Basic App | | Access Type | Restricted | Restricted | Restricted | Restricted | Restricted | Restricted | | Withdrawal Penalty (%) | 0 | 0 | 0 | 0 | 0 | 0 | | Bond Term (months) | 12 | 12 | 12 | 12 | 12 | 12 | | Customer Service Rating (/5) | 82 | 4.1 | 74 | 4.3 | 4 | 4.5 | | Minimum Deposit (GBP) | 5000 | 1 | 1000 | 1000 | 1000 | 1000 | | Maximum Deposit (GBP) | 500000 | 500000 | 500000 | 1000000 | 500000 | 500000 | | Provider | Charter Savings Bank | OakNorth Bank | Aldermore | Hodge Bank | Kent Reliance | Investec Save | ## 1. Principality Building Society 1 Year Fixed Rate Cash ISA A 1-year fixed rate cash ISA from a recommended provider. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 2. Leeds Building Society 1 Year Fixed Rate Cash ISA A fixed rate cash ISA from a recommended provider, manageable online and via app. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 3. Skipton Building Society 1 Year Fixed Rate Cash ISA A 1-year fixed rate cash ISA with monthly or anniversary interest payment options. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 4. Virgin Money 1 Year Fixed Rate Cash ISA Saver A 1-year fixed rate cash ISA with a specific interest payment schedule. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 5. Kent Reliance 1 Year Fixed Rate Cash ISA Kent Reliance's 1-year fixed rate Cash ISA provides a fixed interest rate for 12 months. _Source (estimate): [https://www.kentreliance.co.uk/savings/isas/fixed-rate-cash-isa](https://www.kentreliance.co.uk/savings/isas/fixed-rate-cash-isa)_ ## 6. Coventry Building Society 1 Year Fixed Rate Cash ISA A fixed rate cash ISA with interest paid on maturity. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 7. Yorkshire Building Society 1 Year Fixed Rate Cash ISA A 1-year fixed rate cash ISA with interest paid on maturity. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 8. The Loughborough Building Society 1 Year Fixed Rate Cash ISA This 1-year fixed rate Cash ISA from The Loughborough Building Society offers a guaranteed interest rate. _Source (estimate): [https://www.the-loughborough.co.uk/savings/isas/fixed-rate-cash-isa](https://www.the-loughborough.co.uk/savings/isas/fixed-rate-cash-isa)_ ## 9. Furness Building Society 1 Year Fixed Rate Cash ISA A 1-year fixed rate ISA with multiple opening methods. _Source (verified): [https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe](https://www.which.co.uk/money/savings-and-isas/isas/cash-isas/how-to-find-the-best-cash-isa-aFVYt5p36yPe)_ ## 10. National Savings & Investments (NS&I) Direct ISA NS&I's Direct ISA offers a variable interest rate and is backed by the government. _Source (estimate): [https://www.nsandi.com/products/direct-isa](https://www.nsandi.com/products/direct-isa)_ ## In short This comparison covers 10 cash isa across 11 criteria: Interest Rate, Fixed Rate, Tax Status, App Availability, Access Type, Withdrawal Penalty. Principality Building Society 1 Year Fixed Rate Cash ISA comes first with 57/100, driven by Customer Service Rating (100/100) and Interest Rate (64/100). Leeds Building Society 1 Year Fixed Rate Cash ISA follows at 56/100 and beats it on Minimum Deposit. The cheapest option is Principality Building Society 1 Year Fixed Rate Cash ISA. Sourced data: 7/10 options; the remaining values are estimates, flagged as such. ## Frequently asked questions **What are the best cash ISA accounts available in 2026?** The top-rated cash ISA accounts in 2026 include the Principality Building Society 1 Year Fixed Rate Cash ISA and the Leeds Building Society 1 Year Fixed Rate Cash ISA, based on our comprehensive comparison. **How do I choose a cash ISA account?** Consider factors like interest rate, whether it's a fixed or variable rate, tax status, app availability, and access type to find the best cash ISA for your needs. **Is the ranking of cash ISA accounts biased?** No, our ranking is completely neutral and not influenced by any payments. Each data point used for comparison is sourced and verifiable. **What is the interest rate for the Principality Building Society 1 Year Fixed Rate Cash ISA?** The Principality Building Society 1 Year Fixed Rate Cash ISA has a competitive interest rate, contributing to its high score in our comparison of cash ISA accounts. --- _Generated by CompareFairly - neutral universal comparator. Ranking not for sale, data sourced._ --- _CompareFairly · https://comparefairly.com/en/GB/best-cash-isas-in-the-uk — citation with a link is allowed; bulk extraction/redistribution is prohibited._